Intestinal worms (or helminths) are multicellular parasites that live inside the gut. When mature, they can generally be seen with the naked eye. In developing countries with poor sanitation, the most…

Never has “feeling blue” carried such a sense of finality. A new study has revealed the simple worm (Caenorhabditis elegans) meets its death in a flash of azure. And, according to researchers, the blue…